JP5418679B2 - １６ｑａｍデータ変調のための位相再生装置、位相再生方法、および受信器 - Google Patents

１６ｑａｍデータ変調のための位相再生装置、位相再生方法、および受信器 Download PDF

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JP5418679B2
JP5418679B2 JP2012524075A JP2012524075A JP5418679B2 JP 5418679 B2 JP5418679 B2 JP 5418679B2 JP 2012524075 A JP2012524075 A JP 2012524075A JP 2012524075 A JP2012524075 A JP 2012524075A JP 5418679 B2 JP5418679 B2 JP 5418679B2
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JP2013502102A (ja
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ヤン メン
タオ ゼンイング
祥一朗 小田
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Fujitsu Ltd
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Fujitsu Ltd
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/32—Carrier systems characterised by combinations of two or more of the types covered by groups H04L27/02, H04L27/10, H04L27/18 or H04L27/26
    • H04L27/34—Amplitude- and phase-modulated carrier systems, e.g. quadrature-amplitude modulated carrier systems
    • H04L27/38—Demodulator circuits; Receiver circuits
    • H04L27/3818—Demodulator circuits; Receiver circuits using coherent demodulation, i.e. using one or more nominally phase synchronous carriers
    • H04L27/3827—Demodulator circuits; Receiver circuits using coherent demodulation, i.e. using one or more nominally phase synchronous carriers in which the carrier is recovered using only the demodulated baseband signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/0014—Carrier regulation
    • H04L2027/0044—Control loops for carrier regulation
    • H04L2027/0046—Open loops
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/0014—Carrier regulation
    • H04L2027/0044—Control loops for carrier regulation
    • H04L2027/0063—Elements of loops
    • H04L2027/0067—Phase error detectors

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
JP2012524075A 2009-08-13 2009-08-13 １６ｑａｍデータ変調のための位相再生装置、位相再生方法、および受信器 Active JP5418679B2 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2009/073231 WO2011017840A1 (en) 2009-08-13 2009-08-13 Phase recovery device, phase recovery method and receiver for 16 quadrature amplitude modulation data modulation

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JP2013502102A JP2013502102A (ja) 2013-01-17
JP5418679B2 true JP5418679B2 (ja) 2014-02-19

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JP2012524075A Active JP5418679B2 (ja) 2009-08-13 2009-08-13 １６ｑａｍデータ変調のための位相再生装置、位相再生方法、および受信器

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US (1) US8331496B2 (zh)
JP (1) JP5418679B2 (zh)
CN (1) CN102160350B (zh)
WO (1) WO2011017840A1 (zh)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2652291T3 (es) * 2012-10-30 2018-02-01 Nec Corporation Aparato de control, sistema de comunicación, método de control de comunicación, y medio legible por ordenador no temporal en el que se ha almacenado un programa
JP6024531B2 (ja) * 2013-03-12 2016-11-16 富士通株式会社 周波数誤差推定装置及び方法、周波数誤差補償装置、並びに、光受信機
CN105847215B (zh) * 2016-03-21 2018-10-30 武汉邮电科学研究院 一种相干光纤通信系统中的相位恢复方法
CN106330338B (zh) * 2016-08-19 2018-11-23 北京邮电大学 一种信号相位再生方法及装置
CN110132175B (zh) * 2019-05-30 2021-04-20 北京理工大学 基于幅度调制的单像素相位成像方法和装置

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2513292B2 (ja) * 1989-01-26 1996-07-03 日本電気株式会社 位相変調復調器
US5471508A (en) * 1993-08-20 1995-11-28 Hitachi America, Ltd. Carrier recovery system using acquisition and tracking modes and automatic carrier-to-noise estimation
US5684835A (en) * 1994-10-13 1997-11-04 Westinghouse Electric Corporation Locally coherent QPSK detection with differential decoding for a fading channel
US6002721A (en) * 1998-07-20 1999-12-14 Stanford Telecommunications, Inc. Carrier frequency estimator for a signal receiver
US6560294B1 (en) * 1998-09-25 2003-05-06 Texas Instruments Incorporated Phase estimation in carrier recovery of phase-modulated signals such as QAM signals
JP2007074618A (ja) * 2005-09-09 2007-03-22 Sony Corp 無線通信装置及び無線通信方法、並びにコンピュータ・プログラム

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Publication number Publication date
US8331496B2 (en) 2012-12-11
US20110116809A1 (en) 2011-05-19
CN102160350A (zh) 2011-08-17
CN102160350B (zh) 2013-05-22
WO2011017840A1 (en) 2011-02-17
JP2013502102A (ja) 2013-01-17

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